76926946847 has 4 divisors (see below), whose sum is σ = 77098276800. Its totient is φ = 76755616896.

The previous prime is 76926946793. The next prime is 76926946853. The reversal of 76926946847 is 74864962967.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 76926946847 - 2¹⁴ = 76926930463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76926940847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85664303 + ... + 85665200.

It is an arithmetic number, because the mean of its divisors is an integer number (19274569200).

Almost surely, 2^76926946847 is an apocalyptic number.

76926946847 is a deficient number, since it is larger than the sum of its proper divisors (171329953).

76926946847 is a wasteful number, since it uses less digits than its factorization.

76926946847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171329952.

The product of its digits is 219469824, while the sum is 68.

The spelling of 76926946847 in words is "seventy-six billion, nine hundred twenty-six million, nine hundred forty-six thousand, eight hundred forty-seven".